awgtpman: fixed node number returned by tpIsValid

src/gds/awgtpman/testpointinfo.c

@@ -52,7 +52,7 @@ static char *versionId = "Version $Id$" ;
          (TP_ID_TO_INTERFACE (chn->chNum) >= 0)) {
          /* copy return arguments */
          if (node != NULL) {
-            *node = chn->rmId;
+            *node = chn->chGroup;
          }
          if (tp != NULL) {
             *tp = chn->chNum;